So I’ve got a manifold of train stations–one line comes in, branches into like six parallel train stations, and then they rejoin into one line. Each station has a block signal at each end, so the one-into-many section and the many-into-one section are blocks.

Sometimes, when there’s enough traffic that more than train is finished unloading and ready to take off, when the many-to-one block frees up, two trains will enter the block simultaneously and collide.

Anyone know what to do about that?

  • Rom
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    1 year ago

    I’ve had this happen before. When two trains are waiting for the same block to clear, as soon as the train leaving the block exits they both get a green light and enter the block at the same time, resulting in a collision. Sometimes at a low speed so they don’t derail and you don’t get an alert.

    Replace the block signals going into the many-to-one block with path signals. This will ensure only one train is allowed to enter the block at a time.

      • Rom
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        21 year ago

        Make sure all the entrances to the block are path signals, if you missed any and there’s still a block signal entrance you’ll get an error.